Philip Junction, SD Political Map | Democrat & Republican Areas in Philip Junction

By the BestNeighborhood data science team. Last updated May 2026.

Philip Junction is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.

 

About 52% of adults in Philip Junction typically vote, below the U.S. average of about 62%. Among adults in Philip Junction, ~7% vote Democratic, ~45% Republican, and ~48% don't vote. The map below shows estimated turnout by block group.

How Philip Junction compares

Among cities within 25 miles, Philip Junction leans more Republican than 3 of 8 neighbors.

Philip Junction runs about 44 points more Republican than South Dakota as a whole.

Why Philip Junction leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Philip Junction, not a ranked or complete list of what matters most.

Rural areas vote Republican. About 2% of residents in Philip Junction live in densely developed areas, about 7 points below the South Dakota average of 9%.

Paved land cover and Republican lean

Places with little paved surface tend to lean Republican; Philip Junction, SD sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.

Why turnout in Philip Junction looks the way it does

Renters vote less often than owners. About 31% of households in Philip Junction rent, about 6 points above the U.S. average of 25%. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from South Dakota Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.

Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.

Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.